Avoid source-state inference collisions across enum types

When inferring missing trigger sourceState from the transition table, preserve enum type context (Type.CONST) so different state enums sharing a constant name do not collapse into a single inferred source.

Co-authored-by: Cursor <cursoragent@cursor.com>

state_machine_exporter/src/test/java/click/kamil/springstatemachineexporter/analysis/enricher/TransitionLinkerEnricherTest.java

@@ -221,6 +221,36 @@ class TransitionLinkerEnricherTest {
         assertThat(updatedChain.getTriggerPoint().isAmbiguous()).isFalse();
     }
 
+    @Test
+    void shouldNotInferSourceStateWhenDifferentEnumsShareSameConstantName() {
+        Transition t1 = new Transition();
+        t1.setSourceStates(List.of(State.of("NEW", "com.example.order.OrderState.NEW")));
+        t1.setTargetStates(List.of(State.of("PAID", "com.example.order.OrderState.PAID")));
+        t1.setEvent(Event.of("PAY", "PAY"));
+
+        Transition t2 = new Transition();
+        t2.setSourceStates(List.of(State.of("NEW", "com.example.invoice.InvoiceState.NEW")));
+        t2.setTargetStates(List.of(State.of("PAID", "com.example.invoice.InvoiceState.PAID")));
+        t2.setEvent(Event.of("PAY", "PAY"));
+
+        CallChain chain = CallChain.builder()
+                .triggerPoint(TriggerPoint.builder().event("PAY").build())
+                .build();
+
+        AnalysisResult result = AnalysisResult.builder()
+                .transitions(List.of(t1, t2))
+                .metadata(CodebaseMetadata.builder().callChains(List.of(chain)).build())
+                .build();
+
+        enricher.enrich(result, null, null);
+
+        CallChain updatedChain = result.getMetadata().getCallChains().get(0);
+        assertThat(updatedChain.getTriggerPoint().getSourceState()).isNull();
+        assertThat(updatedChain.getTriggerPoint().isAmbiguous()).isTrue();
+        assertThat(updatedChain.getMatchedTransitions()).isNullOrEmpty();
+        assertThat(updatedChain.getLinkResolution()).isEqualTo(click.kamil.springstatemachineexporter.analysis.model.LinkResolution.AMBIGUOUS_WIDEN);
+    }
+
     @Test
     void shouldLinkTransitionByEventAndSourceState() {
         Transition t1 = new Transition();